JPH07228198A - Roof rails for cars - Google Patents

Abstract

(57) [Abstract] [Purpose] To provide a roof rail for an automobile that prevents rain from dripping from the roof, improves its mounting accuracy and watertightness between the roof panel, and can be used for a roof rack. To do. A pair of left and right roof rails 3, 3 are arranged in parallel with each other in the front-rear direction on a roof panel 1 of an automobile, and a lower guide groove 8 that opens downward in the entire lower portion of the rails 3, 3 is formed.
To provide. A plurality of liners 15 to which bolts 33 or screws can be attached are slidably fitted in the grooves 8 and the entire area of the roof rail 33 is closely attached to the roof panel 1 via the bolts 33 or screws.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention can prevent rain from dripping from a roof, improve its mounting accuracy and watertightness between it and a roof panel, and can strengthen the roof panel and use it for a roof rack. Car roof rails.

[0002]

2. Description of the Related Art A conventional roof rack for an automobile comprises a pair of left and right rack rods mounted on a roof panel and a cross bar laid between them, as disclosed in Japanese Utility Model Laid-Open No. 1-58339. The rack rod has a plurality of legs, and bolts projecting from the legs are inserted into mounting holes formed in the roof panel, and the bolts are mounted by screwing nuts from the rear surface of the roof panel.

However, in this case, since the mounting hole is formed to have a large diameter or a long hole and is used for adjusting the mounting position of the leg portion, after the roof rack is mounted, the space between the leg portion and the roof panel is mounted. There was a fear of impairing the watertightness.

By the way, a roof panel of an automobile is generally formed in a curved surface shape that gently descends on both left and right sides, and adopts a structure in which rainwater flows down on both sides of the roof panel. Had to be prevented. For example, in Japanese Utility Model Publication No. 55-1948, rain gutters are provided on the left and right edges of the roof panel, and side visors are attached to the rain gutters to prevent raindrops and rain from blowing into the passenger compartment. .

However, such a method of preventing raindrops is insufficient because raindrops alone cause raindrops due to flooding, and in the case of using a side visor, the above visor is expensive although some effects can be obtained to some extent. There's a problem. Moreover,
Recently, automobiles tend not to have rain gutters because of their improved appearance, and new measures for preventing raindrops have been demanded.

[0006]

In view of the above points, the present invention can prevent raindrops from the roof, improve its mounting accuracy and watertightness between the roof panel, and
It is an object of the present invention to provide a roof rail for an automobile, which is capable of strengthening a roof panel and utilizing it for a roof rack.

[0007]

Therefore, the vehicle roof rail of the present invention has a pair of left and right roof rails arranged parallel to each other in the front-rear direction on the roof panel of the vehicle, and opens downward in the entire lower portion of the rail. A lower guide groove is provided, and a plurality of liners capable of mounting bolts or screws are slidably fitted in the grooves, and the entire roof rail is attached in close contact with the roof panel via the bolts or screws. While strengthening the panel and freely adjusting the position of bolts or screws, the through hole formed in the roof panel is downsized, its watertightness is improved, and rainwater flowing down to the left and right of the roof panel is dammed up. The feature is that it is possible to prevent raindrops around the side window glass. The present invention forms a mounting groove by arranging a pair of left and right mounting grooves parallel to each other in the front-rear direction at predetermined positions on a roof panel of an automobile, and forming a plurality of through holes into which bolts or screws can be inserted. The feature is that the roof rail for automobiles is attached to the roof panel. The present invention forms a plurality of through holes into which bolts or screws can be inserted at predetermined positions on a roof panel of an automobile, and arranges these through holes in the front-rear direction so that the automobile roof rail for a roof panel having no mounting groove. It is characterized by the mounting of. According to the present invention, a roof rail is made of a metal or a synthetic resin member, a convex portion is provided over the entire lower portion of the rail, a lower guide groove opening downward is formed in the convex portion, and the roof rail is attached to the mounting groove. It is characterized by providing a roof rail suitable for. The present invention is characterized in that a hollow chamber is provided inside the roof rail, and a plurality of locking grooves are formed on the inner surface of the chamber to provide a specific mounting structure for the roof rail. It is characterized in that an upper guide groove that opens upward is formed to allow various uses of the roof rail. The present invention provides notches at both ends of the roof rail,
A feature is that a cap is attached to the notch so that the cap can be attached well. The present invention is
The roof rail is provided with a pair of engaging projections in a cutout portion on the inner surface of the hollow interior, an engaging claw engageable with the engaging projections, and an insertion piece engageable with a locking groove on the inner surface of the hollow interior. The feature is that the cap can be attached securely and firmly. The present invention is characterized in that both ends of the roof rail are formed on the same surface, a hollow chamber is opened at the end face, and a cap is firmly attached by fitting an insertion piece over the entire surface of the hollow interior. ing. According to the present invention, the insertion piece is formed into a substantially cylindrical shape, and a plurality of engaging projections and convex portions are provided on the peripheral surface of the piece so as to project, and a plurality of locking grooves formed on the hollow interior surface of the roof rail. The present invention, which is characterized by realizing a concrete structure in which a cap is firmly attached to a vehicle, is provided with a pair of left and right roof rails arranged parallel to each other on a roof panel of an automobile. An upper guide groove that opens upward is provided in the entire upper portion of the rail, and a plurality of liners capable of mounting bolts or screws are slidably fitted in the grooves, and the liner of the crossbar is attached to the liner via the bolts or screws. The feature is that one end can be attached so that the roof rack can be used. The present invention provides an insertion hole into which a liner can be inserted at a predetermined position above the roof rail,
The hole is communicated with the upper guide groove so that the liner can be attached after the roof rail is attached. According to the present invention, a liner body is provided on a liner so that the liner body is slidably fitted in the upper and lower guide grooves, a concave hole capable of accommodating a head of a bolt or a screw is provided in the body, and the body is elastically locked. It is characterized in that the piece is provided so as to be bendable so that the attachment position of the liner can be held.

[0008]

[Operation] Plural liners to which bolts or screws can be attached are slidably fitted in the lower guide groove formed on the roof rail, and the positions of the bolts or screws can be adjusted freely to form a guide on the roof panel. The watertightness is improved by downsizing the holes. The entire area of the roof rail is attached in close contact with the roof panel via bolts or screws to strengthen the roof panel, eliminating the use of reinforcing members in that part, or saving money, and flowing down in the left and right direction of the roof panel. It blocks rainwater and prevents raindrops around the side window glass. At a predetermined position on the roof panel of the car,
A pair of left and right mounting grooves are arranged in parallel with each other in the front-rear direction, and a plurality of through holes into which bolts or screws can be inserted are formed in the grooves to realize mounting of the roof rail to the mounting grooves.
A plurality of through holes into which bolts or screws can be inserted are formed at predetermined positions on the roof panel of an automobile, and these through holes are arranged in the front-rear direction so that the roof rail can be attached to the roof panel having no mounting groove. . A roof rail made of a metal or synthetic resin member, a projection is provided on the entire lower portion of the rail, and a lower guide groove opening downward is formed in the projection, which is suitable for mounting to a mounting groove. I will provide a. A hollow chamber is provided inside the roof rail, and a plurality of locking grooves are formed on the inner surface of the chamber to provide a specific mounting structure for the roof rail. An upper guide groove that opens upward is formed in the upper part of the roof rail to achieve various uses of the roof rail. Through the notches provided at both ends of the roof rail, a practical mounting method of the cap is obtained. The roof rail is provided with a pair of engaging projections in a cutout portion on the inner surface of the hollow interior, an engaging claw engageable with the engaging projections, and an insertion piece engageable with a locking groove on the inner surface of the hollow interior. , Securely and firmly attach the cap. Both ends of the roof rail are formed on the same surface, a hollow chamber is opened in the end face, and a plug piece is fitted over the entire inner surface of the hollow chamber to firmly attach the cap. The insert piece is formed into a substantially cylindrical shape, and a plurality of engaging projections and convex portions are provided on the peripheral surface of the piece, and these are fitted into a plurality of locking grooves formed on the inner surface of the hollow interior of the roof rail. To realize a concrete structure that can firmly attach the cap. Place a pair of left and right roof rails parallel to each other on the roof panel of the car,
An upper guide groove that opens upward is provided in the entire upper portion of the rail, and a plurality of liners to which bolts or screws can be attached are slidably fitted in the grooves, and a crossbar is attached to the liner via the bolts or screws. The roof rail can be used as a roof rack by attaching one end of the roof rail. An insertion hole into which a liner can be inserted is provided at a predetermined position above the roof rail, the hole is communicated with the upper guide groove, and the liner is attached after the roof rail is attached. The liner is provided with a liner body that slidably fits into the upper and lower guide grooves, the body is provided with a concave hole that can accommodate the head of a bolt or a screw, and the elastic locking piece can be bent on the body. To hold the liner attachment position.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An illustrated embodiment in which the present invention is applied to a roof of an automobile having a mounting groove or a rain groove will be described below. In FIGS. Is formed in a curved surface that has both sides, and mounting grooves 2 and 2 are provided on both left and right ends thereof in parallel with each other in the front-rear direction, and metal or synthetic resin roof rails 3 are mounted to the grooves 2 and 2. There is.

In the case of the embodiments, the roof rails 3 and 3 are made of extruded or drawn aluminum members,
This is curved and formed along the curved shape of the roof panel 1 in the front-rear, left-right and up-down three-dimensional directions, or in the front-rear and up-down two-dimensional directions, and is bilaterally symmetrical to each other.

The length of the roof rails 3, 3 is the same as or slightly shorter than the length of the roof panel 1 in the front-rear direction.
It is arranged at a position corresponding to the entire upper end portion of the side window glass (not shown), and its cross section is formed into a substantially trapezoidal tubular shape as shown in FIG. 4 and has downward tapered surfaces 3a, 3a on one side. Are arranged outside each other.

An upper guide groove 4 having a rectangular cross section is formed at one end of the upper surface of the roof rail 3, that is, at an inner position, and locking projections 5 and 5 are provided so as to face each other at an opening edge portion thereof. Grooves 6 and 6 are formed at both ends of the lower surface of the roof rail 2,
Further, a convex portion 7 that can be inserted into the mounting groove 2 is provided at the center of the rail 3 so as to project downward, and a lower guide groove 8 having the same shape as the upper guide groove 4 is formed on the lower surface thereof, and an opening edge portion thereof is formed. Locking projections 9, 9 of the same shape as the locking projections 5, 5 are provided so as to face each other.

A deformed hollow chamber 10 is provided in the roof rail 3, and locking grooves 11 and 12 are formed on the inner surfaces of the chamber 10 facing each other.
Is formed, and a substantially sawtooth-shaped locking groove 13 is formed in the upper part thereof, and a substantially rectangular locking groove 46 is formed in the lower part.
Rectangular insertion holes 14, 1 are provided at both ends of the roof rails 3, 3.
4 are provided, and the width of these openings is formed to be the same as that of the upper guide groove 4, and the liners 15, 1 made of synthetic resin are provided inside thereof.
5 can be inserted.

The liner 15 is formed in a substantially box shape as shown in FIG. 5, and comprises a liner body 16 slidably fitted in the upper guide groove 4 and a liner plate 17 which is thinner and wider than the body 16. And guide grooves 1 on both sides between them.
8 and 18 are formed and slidably fitted with the locking projections 5 and 5.

Of these, on the surface of the liner body 16,
A recessed hole 20 capable of accommodating the head portion 19a of the hexagon bolt 19 or a nut (not shown) is formed, and a through hole 21 is opened in the bottom surface of the hole 20, and the other end is opened in the liner plate 17. Further, elastic locking pieces 22 are provided on both sides of the liner body 16 so as to be bendable.

At both ends of the roof rails 3 and 3, notch portions 23 and 2 to which caps made of synthetic resin described later can be attached are provided.
3, the cutouts 23, 23 are formed by cutting out substantially the upper half of the rails 3, 3 along the cutting line XX in FIG. , 25 are formed.

The front and rear caps 26, 27 are formed in a substantially crow hat shape, and the cross-sectional outer peripheral shape is formed in the same shape as the roof rail 3, and these are symmetrically formed with each other, and the lower surfaces thereof are paired with a pair of left and right engaging members. Projecting the claws 28 and 29,
The engaging claws 28 and 29 can be engaged with the locking protrusions 24 and 25. In the figure, reference numeral 30 denotes an engaging piece 30 projecting downward from the front and rear end portions of the caps 26 and 27, which is arranged in close contact with the end surface of the cutout portion 23 and closes the side opening portion of the lower locking groove 8. In this state, it can be tightly inserted into the mounting groove 2.

At one end of each of the caps 26 and 27, insertion pieces 31 and 32 having a substantially V-shaped cross section that can be fitted into the locking groove 13 are provided in a protruding manner, and the insertion pieces 31 and 32 are aluminum molded members. The caps 26 and 27 are integrally formed by insert molding. Side pieces 31 a, 32 a engageable with the bottom wall of the upper guide groove 4 are provided on the side portions of the insertion pieces 31, 32.
And screw holes 34, 35 into which screws or bolts 33 can be screwed are provided at predetermined positions of the pieces 31a, 32a.

In the figure, 36 is a seal member inserted between the lower end surface of the roof rail 3 and the roof panel 1, one end of which is fitted into the concave groove 6, and 37 is the rear surface of the bottom of the mounting groove 2. With the reinforcing bracket provided, the bolt 19 penetrating the bracket 37 is tightened with a nut 38. Reference numeral 39 is a crossbar mounted between the left and right roof rails 3, 3 and has recessed holes 39 for accommodating the liner plates 17 on the lower surfaces of both ends thereof.
a is formed so as to hide the exposed surface of the plate 17. Further, the crossbars 3 and 3 are provided with a notch hole 40, and a bolt insertion hole 41 is formed at the bottom of the hole 40.
A nut 42 is screwed into the bolt 19 that penetrates through. In addition, 43 is a decorative cover that is detachably attached to the upper and lower guide grooves 4 and 8 so that the opening can be closed, and 44 is a bolt insertion hole that is a through hole formed at the bottom of the attachment groove 2. is there. Reference numeral 52 is a seal washer made of non-water-absorbing urethane rubber inserted between the mounting groove 2 and the liner plate 17, and 53 is a cover for closing the notch hole 40.

9 to 11 show another embodiment of the present invention relating to the cap and its mounting method, and the same reference numerals are used for the portions corresponding to those described above. In this embodiment, the cutouts 23, 23 of the roof rail 3 are abolished and extended to a predetermined length with a solid cross section, and both ends thereof are cut into vertical planes as shown in FIG. Insertion pieces 31 and 32 are fitted over the entire area.

The insert pieces 31, 32 are made of an aluminum molded member having the same shape as the cross-sectional shape of the hollow chamber 10, and projecting projections 45, 46 which can be fitted to the engaging grooves 11, 12 on the sides thereof. In addition, an engaging protrusion 48 and an engaging protrusion 49 which can be engaged with the engaging groove 13 and the engaging groove 47 are provided on the upper and lower portions thereof. Therefore, the caps 26 and 27 have the insertion pieces 31 and
By fitting 32 to the entire inner surface of the hollow chamber 10, it is more firmly attached than the above-described embodiment, and the above-mentioned engaging claws 28 and 2 are provided.
9 is abolished.

12 and 13 show another embodiment of the present invention relating to the method of mounting the roof rail 3, and the same reference numerals are used for the portions corresponding to those described above. In this embodiment, a method for mounting the roof rail 3 on the roof panel 1 having no mounting groove 2 is shown. In this case, the roof rail 3 has the convex portion 7 removed as shown in the drawing, and the lower surface has the same curvature as the roof panel 1. It is formed in a flat shape, and a lower locking groove 8 is provided in the middle portion thereof.

Then, the liner 15 is attached to the lower locking groove 8, and the bolt 19 attached to the liner 15 is inserted into a bolt insertion hole 50 which is a through hole provided in the roof panel 1, and this is attached to the rear surface of the panel 1. From reinforcement bracket 37
The nut 38 is screwed in through.

At both ends of the roof rails 3 and 3, cutouts 51 and 5 to which caps made of synthetic resin described later can be attached are provided.
1 is provided, and the notches 51, 51 are cut lines Y in FIG.
The rails 3, 3 are formed by cutting out substantially the upper half of the rails 3, 3, and engaging protrusions 24, 25 are formed at the upper and opposite positions thereof.

The roof rails 3 and 3 thus constructed
Is formed by bending an aluminum molded material along the curved surface of the roof panel 1 in the front-rear, left-right and up-down three-dimensional directions, and opening a part of the upper locking groove 4 and the lower locking groove 8 in the upper and lower surfaces thereof. The both ends are machined to form the notches 23, 23 and the insertion holes 14, 14 adjacent to each other, and the notches 23, 23 are formed.
Attach the caps 26 and 27 to the.

The notches 23 and 23 are formed on the roof rails 3 and 3, respectively.
Both ends of which are cut out by the length of the caps 26 and 27, and the upper half thereof is cut out along the line XX in FIG. 4, and the locking projections 24 and 25 are formed facing each other at the inner position thereof. .

Next, the liner 15 is set with the locking piece 22 on the upper side.
While maintaining the state in which the bolt 19 is inserted into the through hole 21 and the head portion 19a is accommodated in the recessed hole 20, a predetermined number of the liner body 16, in the embodiment, the bolt insertion formed in the mounting groove 2 is inserted. The holes 44 are inserted into the lower locking groove 8 from outside both ends of the roof rails 3 and 3 against the elasticity of the locking pieces 22 and 22, and are moved to predetermined positions along the grooves 8. Put.

In this way, the liner plate 17 has the portion 7
And the liner body 16 is held tightly in the lower locking groove 8 by the elasticity of the locking pieces 22 and 22, while the liner plate 17 is pushed out. As a result, the liner 15 slides toward the lower guide groove 8 and is mounted so that its position can be adjusted.

After that, the caps 26 and 27 are held, they are pushed into the notches 23 and 23, the engaging claws 28 and 29 are hooked on the locking projections 24 and 25, and the insertion pieces 31 and 32 are inserted. The bolt or screw 33 is pushed into the locking groove 13 opened at the end faces of the notches 23, 23, and the insertion hole 14,
It is screwed into the screw holes 34, 35 of the side pieces 31a, 32a from above 14 through a through hole (not shown) formed in the bottom thereof.

This situation is as shown in FIG.
27 closes the notches 23, 23 of the roof rail 3 so as to be in close contact with each other, and forms a continuous gentle peripheral surface thereof,
In addition, engaging pieces 30 protruding from both ends of the caps 26 and 27,
A portion 30 is in close contact with the end surface of the cutout portion 23 and projects downward to close the side opening portion of the lower locking groove 8.

In this case, the cap 26 as shown in FIG.
That is, the engaging claws 28 and 29 are eliminated and the cap 2 having the insert piece 31 having a cross-sectional shape that can be fitted to the entire inner surface of the hollow chamber 10
6, the omission of the claws 28 and 29, the cap 2
Since the configuration of 6 is simplified and the above-described processing of the cutout portions 23, 23 can be omitted for the roof rail 3, the manufacturing cost can be reduced accordingly. The situation of the end portion of the roof rail 3 in that case is as shown in FIG. 9, and it is formed on a vertical flat surface, and the upper and lower engaging grooves 4 and 8 and the hollow chamber 10 are opened in the end surface.

Therefore, when the cap 26 is attached to the roof rail 3, the liner 15 is inserted into the lower engaging groove 8 in the same manner as described above, and then the cap 26 is held and the insertion piece 31 is pushed into the hollow chamber 10. , Fit the entire surface. Next, a bolt or a screw 33 is inserted from above the insertion holes 14, 14 through a through hole (not shown) formed at the bottom of the insertion hole 14, 14.
It may be screwed into the screw holes 34 and 35 of the side piece 31a.

The mounting situation in this case is as shown in FIG.
Since the insertion piece 31 is tightly fitted to the entire inner surface of the hollow chamber 10, the cap 26 is attached more firmly than in the case described above. The mounting position and action of the engagement piece 30 are the same as described above.

On the other hand, when the caps 26 and 27 are mounted and the crossbar 39 is not mounted between the roof rails 3 and 3, that is, when the roof rack is not planned to be used for the time being, the upper locking grooves 4 and 4 are not provided. Makeup cover 43 from above
Is pressed to close the openings of the grooves 4 and 4 to improve the appearance of the portions and promote drainage of rainwater that has entered the rail 3. In this case, it is desirable that the insertion grooves 14 and 14 are also closed by appropriate means.

The roof panel 1 having no mounting groove 2
As the roof rail 3 to be attached to, the one different from the above is used as shown in FIG. The roof rail 3 is small and lightweight because it does not have the above-mentioned convex portion 7, and its bottom surface is formed into a curved surface or a flat surface similar to the roof panel 1.

Then, a cap 2 is attached to the roof rail 3.
When attaching 6, 27, cut along the line Y-Y in FIG. 13, and cut out the upper half to form cutouts 51, 51 at both ends of the roof rail 3. How to attach the caps 26 and 27 to the notches 51 and 51, and the lower locking groove 8
The method of attaching the liner 15 to the is substantially the same as that described above.

When the roof rail 3 with the caps 26 and 27 thus mounted is to be attached to the roof panel 1 on the production line of an automobile, for example, a pair of left and right roof rails 3 and 3 are prepared, and the recessed grooves 6 and 6 on the lower surface thereof are prepared. The seal members 36, 36 are fitted and attached to the liner plate 17
The seal washer 52 is attached to the bolt 19 protruding from.

Next, with the convex portion 7 facing downward, the roof rail 3
, And the engaging pieces 30, 30 at both ends and the convex portion 7 are inserted into the mounting groove 2 of the roof panel 1, and the bolt 19 integral with the liner 15 is inserted into the bolt insertion hole 44 in the mounting groove 2.
The screw shaft end is inserted into the reinforcing bracket 37 attached to the back surface of the roof panel 1, and the nut 38 is screwed into the penetrating portion and tightened.

When the bolt 19 is inserted and the position of the bolt 19 does not coincide with the bolt insertion hole 44, the liner 15 may be appropriately moved along the lower guide groove 8 to be aligned. By adjusting the position of the bolt 19, the diameter of the bolt insertion hole 44 can be reduced, and it is not necessary to form the bolt insertion hole 44 to have a large diameter or a long hole as in the conventional case.

When the nut 38 is tightened in this manner, the liner plate 17 is brought into close contact with the bottom surface of the mounting groove 2 via the seal washer 52, the bolt insertion hole 44 is closed, and the hole 44 is watertightly sealed. 36, 36 are compressed between the lower end of the roof rail 3 and the roof panel 1 to seal the part in a watertight manner. Also, the engagement piece 3
Numerals 0 and 30 are arranged in the mounting groove 2 close to the outside of the roof rail 3, and shield the lower guide groove 8 to improve the appearance of the portion. In this case, the diameter of the bolt insertion hole 44 can be made smaller than that of the conventional hole as described above, so that the watertightness is improved accordingly.

On the other hand, the roof panel 1 having no mounting groove 2
When the roof rails 3 and 3 are attached to the rails 3, the seal members 36 and 36 are attached to the lower ends of the rails 3 and the liner plate 17
After attaching the seal washer 52 to the bolt 19 protruding from the bolt 19, the bolt 19 integral with the liner 15 is inserted into the bolt insertion hole 50, this is inserted into the reinforcing bracket 37, and the nut 38 may be screwed. In this case, when the positions of the bolt 19 and the bolt insertion hole 50 are not aligned, the liner 15 may be appropriately moved in the direction of the lower guide groove 8 to align them as described above. Can be adjusted to eliminate the oblong hole and the large diameter of the bolt insertion hole 50 to reduce the diameter, and as described above, the watertightness of the portion is improved.

The roof rails 3 and 3 thus mounted on the roof panel 1 are in contact with the roof panel 1 at the entire lower portion as shown in FIG. Rainwater flowing down to the left and right side edges of the roof panel 1 is dammed by the roof rails 3 and 3 to prevent the rainwater from moving toward the side window glass (not shown). Therefore, it is possible to prevent or drastically reduce raindrops around the side window glass portion and prevent discomfort during getting on and off the vehicle. A small amount of rainwater that has entered through the gap of the decorative cover 43 is drained from the end of the upper guide groove 4 to the mounting groove 2 through the gap between the joints of the caps 26 and 27.

Further, since the roof rails 3 and 3 are closely attached to the roof panel 1 to reinforce the strength of the relevant portion, there is an advantage that the use of a reinforcing member for this purpose can be reduced. In particular, this effect becomes remarkable in the roof panel 1 having the mounting groove 2 together with the rigidity of the portion being improved by the mounting groove 2.

Next, when assembling a roof rack using the roof rails 3 and 3 mounted on the roof panel 1, it is possible for a general automobile user. In that case, the liner plate 15 is faced up and the liner 15 is attached. Hold and
With the bolt 19 inserted into the through hole 21 from below, the bolt head 19a is accommodated in the recessed hole 20, and the screw shaft thereof is projected onto the liner plate 17, the liner body 1
6 is inserted into the insertion hole 14 and is dropped into the upper guide groove 4 against the elasticity of the locking pieces 22, 22.

In this way, the liner plate 15 is exposed on the roof rail 3, and when the piece 15 is then moved in the axial direction of the roof rail 3, the liner body 16 is inserted into the upper guide groove 4 and the locking piece 22. , 22 maintain a fixed position. Therefore, the liners 15, 1
5 can be appropriately moved to adjust the distance between them. After adjusting the distance, the distance is adjusted to the end of the crossbar 39, the liner plate 17 is fitted into the concave hole 39a, and the bolt 19 is inserted into the bolt insertion hole 41. And nut 42
The crossbar 39 is connected by screwing in and tightening, and then the cover 53 is attached to the notch hole 40 to close the relevant portion.

Thus, the roof rail 3 of the present invention can be used as a roof rack in addition to preventing raindrops.
It has the advantage that it can be used in various ways compared to the conventional ones such as rain gutters and side visors. Moreover, when the roof rail 3 is mounted in the mounting groove 2, since the roof rail 3 is mounted by the liner 15 inside the surface of the roof panel 1, the legs are not exposed unlike the conventional roof rack.
The lower profile or size can be achieved, resulting in improved appearance and reduced running resistance.

[0047]

As described above, according to the vehicle roof rail of the present invention, a plurality of liners capable of mounting bolts or screws are slidably fitted in the lower guide groove formed in the roof rail. The position of can be freely adjusted, the size of the through hole formed in the roof panel can be promoted, and the watertightness thereof can be improved. Also, since the entire area of the roof rail is attached in close contact with the roof panel via bolts or screws, rainwater flowing down in the left and right directions of the roof panel can be blocked and raindrops can be prevented around the side window glass. There is an effect that the roof panel can be strengthened to eliminate or reduce the use of the reinforcing member in the relevant portion. In the roof rail, a pair of left and right mounting grooves are arranged in parallel with each other in a front-rear direction at predetermined positions on a roof panel of an automobile, and a plurality of through holes into which bolts or screws can be inserted are formed in the grooves, and the mounting grooves are attached to A practical mounting method can be provided. Further, a plurality of through holes into which bolts or screws can be inserted are formed at predetermined positions on the roof panel of the automobile, and these through holes are arranged in the front-rear direction to attach the roof rail to the roof panel having no mounting groove. Can be realized.
The roof rail comprises a roof rail made of a metal or a synthetic resin member, and a convex portion is provided on the entire lower portion of the rail.
By forming a lower guide groove that opens downward in the convex portion, a roof rail suitable for mounting the mounting groove can be provided. Further, a hollow chamber is provided inside the roof rail, and a plurality of locking grooves are formed on the inner surface of the chamber, so that a specific mounting structure for the roof rail can be obtained. The roof rail can be used in various ways by forming an upper guide groove that opens upward in the upper portion of the roof rail. Moreover, a practical mounting method of the cap can be obtained through the notches provided at both ends of the roof rail. The roof rail is provided with a pair of engaging projections in a cutout portion of the hollow interior surface of the roof rail, an engaging claw capable of engaging with the engaging projections, and an insert piece engageable with a locking groove of the hollow interior surface. With, the cap can be securely and firmly attached. Also, forming both ends of the roof rail on the same surface,
A hollow chamber can be opened in the end face, and a plug piece can be fitted over the entire inner surface of the hollow chamber to firmly attach the cap. Further, the insert piece is formed into a substantially cylindrical shape, and a plurality of engaging projections and convex portions are provided on the peripheral surface of the piece, and these are fitted into a plurality of locking grooves formed on the hollow interior surface of the roof rail. As a result, a specific structure in which the cap can be firmly attached can be obtained. According to the present invention, a pair of left and right roof rails are arranged parallel to each other in the front-rear direction on a roof panel of an automobile, an upper guide groove that opens upward is provided in the entire upper portion of the rail, and a bolt or a screw can be mounted in the groove. Since a plurality of different liners are slidably fitted and one end of the crossbar can be attached to the liner via the above bolts or screws, the roof rail can be used for a roof rack and its assembly is easy. Can be done. Further, the roof rail is provided with an insertion hole into which a liner can be inserted at a predetermined position above the roof rail, and the hole is communicated with the upper guide groove, so that the liner can be attached after the roof rail is attached. Further, the liner is provided with a liner body slidably fitted in the upper and lower guide grooves, the body is provided with a concave hole capable of accommodating the head of a bolt or a screw, and the body is provided with an elastic locking piece. By providing the liner so that it can be bent, a liner practical for mounting the roof rail can be obtained, and the mounting position of the liner can be held to obtain a reliable and stable mounting state.

[Brief description of drawings]

FIG. 1 is a perspective view showing an embodiment of the present invention, showing a main part of a mounting state of a roof rail.

FIG. 2 is an enlarged cross-sectional view taken along the line AA of FIG.

FIG. 3 is an exploded perspective view of a main part of the present invention.

FIG. 4 is an enlarged sectional view taken along the line BB of FIG.

FIG. 5 is a perspective view showing an example of a liner applied to the present invention.

6 is an enlarged cross-sectional view taken along the line CC of FIG.

FIG. 7 is a perspective view showing an example of a cap applied to the present invention.

8 is an enlarged cross-sectional view taken along the line DD of FIG.

FIG. 9 is a perspective view showing an end surface state of a roof rail suitable for another cap mounting method of the present invention.

FIG. 10 is a perspective view showing an example of another cap of the present invention.

FIG. 11 is a cross-sectional view showing the main parts of another method for attaching a cap according to the present invention.

FIG. 12 is a cross-sectional view showing the main part of another embodiment of the present invention,
The situation where the roof rail is attached to the roof panel which does not have a mounting groove is shown.

FIG. 13 is an enlarged sectional view showing the roof rail applied to FIG.

[Explanation of symbols]

 1 Roof Panel 2 Mounting Groove 3 Roof Rail 4 Upper Guide Groove 7 Convex 8 Lower Guide Groove 10 Hollow Chambers 11, 12, 13, 47 Locking Groove 14 Insertion Hole 15 Liner 16 Liner Body 19 Bolt or Screw 20 Recessed Hole 22 Stopper 23,51 Notch 24,25 Engagement projection 26,27 Cap 28,29 Engagement claw 31a Insertion piece 39 Crossbar 44,50 Through hole 45,46 Engagement projection 48,49 Engagement groove

Claims (13)

[Claims] 1. A pair of left and right roof rails are arranged parallel to each other in a front-rear direction on a roof panel of an automobile, a lower guide groove opening downward is provided in the entire lower portion of the rail, and a bolt or a screw is provided in the groove. A roof rail for an automobile, characterized in that a plurality of mountable liners are slidably fitted and the entire area of the roof rail is closely attached to the roof panel via the bolts or screws. 2. A pair of left and right mounting grooves are arranged in parallel with each other in a front-rear direction at predetermined positions on a roof panel of an automobile, and a plurality of through holes into which bolts or screws can be inserted are formed in the grooves. Roof rails for automobiles. 3. The vehicle roof rail according to claim 1, wherein a plurality of through holes into which bolts or screws can be inserted are formed at predetermined positions of a roof panel of the vehicle, and the through holes are arranged in the front-rear direction. 4. The automobile according to claim 1, wherein the roof rail is made of a metal or synthetic resin member, a convex portion is provided on the entire lower portion of the rail, and a lower guide groove opening downward is formed in the convex portion. Roof rails. 5. The roof rail for an automobile according to claim 1, wherein a hollow chamber is provided inside the roof rail, and a plurality of locking grooves are formed on the inner surface of the chamber. 6. The roof rail for an automobile according to claim 1, wherein an upper guide groove that opens upward is formed in an upper portion of the roof rail. 7. A notch is provided at both ends of the roof rail,
The vehicle roof rail according to claim 1, wherein a cap is attached to the notch. 8. A pair of engaging projections is provided in a cutout portion on the inner surface of the hollow interior of the roof rail, and an engaging claw capable of engaging with the engaging projections and an insert capable of engaging with a locking groove on the inner surface of the hollow interior. A vehicle roof rail as claimed in claims 1 and 7 fitted with a cap comprising a piece. 9. The automobile according to claim 1, wherein both ends of the roof rail are formed on the same surface, a hollow chamber is opened at the end face, and a cap is attached by fitting an insertion piece over the entire inner surface of the hollow interior. Roof rails. 10. A plurality of engaging projections and projections are provided on a peripheral surface of the insertion piece so as to project from the peripheral surface of the insertion piece, and a plurality of locking portions formed on the inner surface of the hollow interior of the roof rail. The vehicle roof rail according to claim 9, wherein the roof rail is fitted in the groove and a cap is attached. 11. A pair of left and right roof rails are arranged parallel to each other in the front-rear direction on a roof panel of an automobile, an upper guide groove opening upward is provided in an entire upper portion of the rail, and a bolt or a screw is mounted in the groove. A roof rail for an automobile, wherein a plurality of possible liners are slidably fitted, and one end of a crossbar can be attached to the liner via the bolts or screws. 12. The roof rail for an automobile according to claim 11, wherein an insertion hole into which a liner can be inserted is provided at a predetermined position on the roof rail, and the hole communicates with the upper guide groove. 13. The liner is provided with a liner body slidably fitted in the upper and lower guide grooves, the body is provided with a concave hole capable of accommodating a head of a bolt or a screw, and the body is elastic. The vehicle roof rail according to claim 1 or 11, wherein the stop piece is provided so as to be bendable.